Apply the morphism 1 -> {1, 2}, 2 -> {3,1}, 3 -> {1} n times to 1, and concatenate the resulting string.
A317953
Apply the morphism 1 -> {1, 2}, 2 -> {3,1}, 3 -> {1} n times to 1, and concatenate the resulting string.
Terms
- a(0) =1a(1) =12a(2) =1231a(3) =1231112
External references
- oeis: A317953